Stopped Study was terminated by Sponsor at recommendation of Data Monitoring Committee after completion of first interim analysis as primary objective was met.
Conditions
Pulmonary Arterial Hypertension
Interventions
DRUG: sildenafil citrate
DRUG: sildenafil citrate
DRUG: sildenafil citrate
Sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.